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use strict; |
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use warnings; |
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package Time::Tiny; |
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# ABSTRACT: A time object, with as little code as possible |
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our $VERSION = '1.08'; |
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use overload 'bool' => sub () { 1 }; |
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use overload '""' => 'as_string'; |
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use overload 'eq' => sub { "$_[0]" eq "$_[1]" }; |
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use overload 'ne' => sub { "$_[0]" ne "$_[1]" }; |
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##################################################################### |
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# Constructor and Accessors |
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#pod =pod |
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#pod |
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#pod =method new |
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#pod |
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#pod # Create a Time::Tiny object for midnight |
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#pod my $midnight = Time::Tiny->new( |
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#pod hour => 0, |
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#pod minute => 0, |
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#pod second => 0, |
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#pod ); |
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#pod |
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#pod The C constructor creates a new B object. |
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#pod |
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#pod It takes three named parameters. C should be the hour of the day (0-23), |
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#pod C should be the minute of the hour (0-59), and C should be |
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#pod the second of the minute (0-59). |
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#pod |
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#pod These are the only parameters accepted. |
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#pod |
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#pod Returns a new B object. |
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#pod |
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#pod =cut |
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sub new { |
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my $class = shift; |
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bless { @_ }, $class; |
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} |
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#pod =pod |
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#pod |
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#pod =method now |
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#pod |
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#pod my $current_time = Time::Tiny->now; |
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#pod |
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#pod The C method creates a new date object for the current time. |
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#pod |
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#pod The time created will be based on localtime, despite the fact that |
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#pod the time is created in the floating time zone. |
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#pod |
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#pod This means that the time created by C is somewhat lossy, but |
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#pod since the primary purpose of B is for small transient |
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#pod time objects, and B for use in calculations and comparisons, |
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#pod this is considered acceptable for now. |
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#pod |
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#pod Returns a new B object. |
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#pod |
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#pod =cut |
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68
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sub now { |
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1
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1
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my @t = localtime time; |
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1
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$_[0]->new( |
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hour => $t[2], |
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minute => $t[1], |
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second => $t[0], |
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); |
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} |
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#pod =pod |
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#pod |
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#pod =method hour |
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#pod |
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#pod The C accessor returns the hour component of the time as |
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#pod an integer from zero to twenty-three (0-23) in line with 24-hour |
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#pod time. |
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#pod |
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#pod =cut |
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sub hour { |
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6
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608
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$_[0]->{hour} || 0; |
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} |
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#pod =pod |
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#pod |
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#pod =method minute |
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#pod |
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#pod The C accessor returns the minute component of the time |
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#pod as an integer from zero to fifty-nine (0-59). |
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#pod |
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#pod =cut |
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100
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sub minute { |
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$_[0]->{minute} || 0; |
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} |
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#pod =pod |
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#pod |
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#pod =method second |
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#pod |
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#pod The C accessor returns the second component of the time |
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#pod as an integer from zero to fifty-nine (0-59). |
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#pod |
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#pod =cut |
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sub second { |
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$_[0]->{second} || 0; |
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} |
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##################################################################### |
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# Type Conversion |
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124
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#pod =pod |
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#pod |
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#pod =method from_string |
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#pod |
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#pod The C method creates a new B object from a string. |
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#pod |
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#pod The string is expected to be an "hh:mm:ss" type ISO 8601 time string. |
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#pod |
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#pod my $almost_midnight = Time::Tiny->from_string( '23:59:59' ); |
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#pod |
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#pod Returns a new B object, or throws an exception on error. |
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#pod |
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#pod =cut |
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138
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sub from_string { |
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my $string = $_[1]; |
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unless ( defined $string and ! ref $string ) { |
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require Carp; |
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Carp::croak("Did not provide a string to from_string"); |
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} |
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1
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unless ( $string =~ /^(\d\d):(\d\d):(\d\d)$/ ) { |
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require Carp; |
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Carp::croak("Invalid time format (does not match ISO 8601 hh:mm:ss)"); |
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} |
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1
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8
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$_[0]->new( |
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hour => $1 + 0, |
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minute => $2 + 0, |
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second => $3 + 0, |
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); |
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} |
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155
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#pod =pod |
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#pod |
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#pod =method as_string |
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#pod |
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#pod The C method converts the time object to an ISO 8601 |
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#pod time string, with separators (see example in C). |
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#pod |
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#pod Returns a string. |
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#pod |
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#pod =cut |
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166
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sub as_string { |
167
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5
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1
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164
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sprintf( "%02u:%02u:%02u", |
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$_[0]->hour, |
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$_[0]->minute, |
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$_[0]->second, |
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); |
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} |
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174
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#pod =pod |
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#pod |
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#pod =method DateTime |
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#pod |
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#pod The C method is used to create a L object |
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#pod that is equivalent to the B object, for use in |
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#pod conversions and calculations. |
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#pod |
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#pod As mentioned earlier, the object will be set to the 'C' locate, |
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#pod and the 'floating' time zone. |
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#pod |
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#pod If installed, the L module will be loaded automatically. |
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#pod |
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#pod Returns a L object, or throws an exception if L |
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#pod is not installed on the current host. |
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#pod |
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#pod =cut |
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192
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sub DateTime { |
193
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0
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0
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require DateTime; |
194
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0
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my $self = shift; |
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0
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DateTime->new( |
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year => 1970, |
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month => 1, |
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day => 1, |
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hour => $self->hour, |
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minute => $self->minute, |
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second => $self->second, |
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locale => 'C', |
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time_zone => 'floating', |
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@_, |
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); |
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} |
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208
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1; |
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210
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__END__ |